/* ==========================================================================
   DRM Asesorías — Executive Clarity Design System
   Implementación fiel del design system "Executive Clarity"
   ========================================================================== */

/* -------------------- Design Tokens -------------------- */
:root {
  /* Colors */
  --color-surface: #f9f9f9;
  --color-surface-dim: #dadada;
  --color-surface-bright: #f9f9f9;
  --color-surface-container-lowest: #ffffff;
  --color-surface-container-low: #f3f3f3;
  --color-surface-container: #eeeeee;
  --color-surface-container-high: #e8e8e8;
  --color-surface-container-highest: #e2e2e2;
  --color-on-surface: #1a1c1c;
  --color-on-surface-variant: #564242;
  --color-inverse-surface: #2f3131;
  --color-inverse-on-surface: #f1f1f1;
  --color-outline: #897172;
  --color-outline-variant: #dcc0c0;
  --color-primary: #7a1f2b;
  --color-on-primary: #ffffff;
  --color-primary-container: #7a1f2b;
  --color-on-primary-container: #ff8b92;
  --color-inverse-primary: #ffb3b5;
  --color-secondary: #5f5e5e;
  --color-on-secondary: #ffffff;
  --color-secondary-container: #e5e2e1;
  --color-tertiary: #003227;
  --color-on-tertiary: #ffffff;
  --color-error: #ba1a1a;
  --color-primary-fixed-dim: #ffb3b5;
  --color-deep-black: #111111;
  --color-background-white: #ffffff;
  --color-text-body: #333333;
  --color-cta-orange: #f28c28;
  --color-cta-orange-dark: #d97817;

  /* Typography */
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --fs-display-lg: clamp(2.5rem, 1.85rem + 2.6vw, 4rem);       /* 40px -> 64px */
  --fs-headline-md: clamp(1.75rem, 1.5rem + 1vw, 2.5rem);       /* 28px -> 40px */
  --fs-headline-sm: 1.5rem;                                     /* 24px */
  --fs-body-lg: 1.125rem;                                       /* 18px */
  --fs-body-md: 1rem;                                           /* 16px */
  --fs-label-caps: 0.75rem;                                     /* 12px */
  --fs-button: 1rem;                                            /* 16px */

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-default: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Spacing */
  --margin-page: max(24px, 5vw);
  --gutter: 24px;
  --section-gap: 120px;
  --section-gap-mobile: 64px;
  --stack-sm: 8px;
  --stack-md: 16px;
  --stack-lg: 32px;

  /* Elevation */
  --shadow-ambient-sm: 0 4px 20px -4px rgba(17, 17, 17, 0.06);
  --shadow-ambient-md: 0 12px 32px -8px rgba(17, 17, 17, 0.08);
  --shadow-ambient-lg: 0 32px 64px -12px rgba(17, 17, 17, 0.15);
  --shadow-cta: 0 12px 24px -8px rgba(242, 140, 40, 0.35);

  --max-width: 1280px;

  --ease-standard: cubic-bezier(0.2, 0.7, 0.2, 1);
  --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 200ms;
  --dur-standard: 400ms;
  --dur-slow: 900ms;
}

/* -------------------- Reset -------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
}

/* Encuadre de navegación: cada sección compensa su propio espaciado interno
   para que el título llegue a una posición equilibrada bajo el navbar,
   en vez de quedar pegado arriba o desplazado "a mitad de sección".
   Valores calibrados empíricamente por sección y por breakpoint.
   "Fundador" es un caso especial: en móvil la fotografía se apila sobre el
   texto, por lo que se prioriza encuadrar la sección completa (no el título)
   para no saltar por encima de la imagen. */
#servicios { scroll-margin-top: -58px; }
#diferenciadores { scroll-margin-top: -68px; }
#metodologia { scroll-margin-top: -84px; }
#fundador { scroll-margin-top: 0px; }
#drm-os { scroll-margin-top: -97px; }
#casos { scroll-margin-top: -58px; }
#faq { scroll-margin-top: -62px; }
#contacto { scroll-margin-top: -72px; }

@media (min-width: 1024px) {
  #servicios { scroll-margin-top: -94px; }
  #diferenciadores { scroll-margin-top: -103px; }
  #metodologia { scroll-margin-top: -119px; }
  #fundador { scroll-margin-top: -188px; }
  #drm-os { scroll-margin-top: -140px; }
  #casos { scroll-margin-top: -95px; }
  #faq { scroll-margin-top: -97px; }
  #contacto { scroll-margin-top: -155px; }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background-color: var(--color-background-white);
  color: var(--color-on-surface);
  font-family: var(--font-body);
  font-size: var(--fs-body-md);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
  display: block;
}

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, p {
  margin: 0;
}

input, textarea, button, select {
  font-family: inherit;
}

svg {
  flex-shrink: 0;
}

.text-balance {
  text-wrap: balance;
}

/* -------------------- Accessibility -------------------- */
.skip-link {
  position: absolute;
  left: 0;
  top: -100%;
  background: var(--color-primary);
  color: #fff;
  padding: 14px 20px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
  font-weight: 600;
  transition: top var(--dur-fast) var(--ease-standard);
}

.skip-link:focus {
  top: 0;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2.5px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* -------------------- Layout Helpers -------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--margin-page);
}

.section {
  padding-block: var(--section-gap-mobile);
}

@media (min-width: 1024px) {
  .section {
    padding-block: var(--section-gap);
  }
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.eyebrow--orange {
  color: var(--color-cta-orange-dark);
}

.section-heading {
  font-family: var(--font-display);
  font-size: var(--fs-headline-md);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-deep-black);
}

/* -------------------- Reveal on scroll -------------------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--dur-slow) var(--ease-standard),
    transform var(--dur-slow) var(--ease-standard);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(220, 192, 192, 0.2);
  box-shadow: 0 0 0 rgba(17, 17, 17, 0);
  transition: box-shadow 380ms var(--ease-premium),
    background-color 380ms var(--ease-premium),
    border-color 380ms var(--ease-premium);
}

.site-header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.94);
  border-color: rgba(220, 192, 192, 0.35);
  box-shadow: 0 12px 28px -16px rgba(17, 17, 17, 0.18);
}

.site-header.is-scrolled .nav {
  height: 68px;
}

.nav {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--margin-page);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 84px;
  transition: height 380ms var(--ease-premium);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand picture {
  display: block;
}

.brand-logo {
  height: 40px;
  width: auto;
  display: block;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 26px;
}

@media (min-width: 1024px) {
  .nav-links {
    display: flex;
  }
}

@media (min-width: 1280px) {
  .nav-links {
    gap: 42px;
  }
}

.nav-link {
  position: relative;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-secondary);
  padding-bottom: 4px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: color var(--dur-fast) var(--ease-standard);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 320ms var(--ease-premium);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after {
  transform: scaleX(0.6);
}

.nav-link[aria-current="page"],
.nav-link.is-active {
  color: var(--color-primary);
}

.nav-link[aria-current="page"]::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.nav-cta-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

@media (min-width: 1024px) {
  .nav-cta-wrap {
    display: none;
  }
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid rgba(137, 113, 114, 0.25);
  border-radius: var(--radius-default);
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
}

.nav-toggle .icon-close {
  display: none;
}

.nav-toggle[aria-expanded="true"] .icon-menu {
  display: none;
}

.nav-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px var(--margin-page) 24px;
  background: var(--color-background-white);
  border-bottom: 1px solid rgba(220, 192, 192, 0.25);
}

.mobile-menu.is-open {
  display: flex;
}

@media (min-width: 1024px) {
  .mobile-menu {
    display: none !important;
  }
}

.mobile-menu a {
  padding: 14px 4px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-on-surface);
  border-bottom: 1px solid var(--color-surface-container);
}

.mobile-menu a:last-of-type {
  border-bottom: none;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: var(--fs-button);
  font-weight: 600;
  border-radius: var(--radius-default);
  border: none;
  padding: 16px 28px;
  transition: transform 320ms var(--ease-premium),
    box-shadow 320ms var(--ease-premium),
    background-color var(--dur-fast) var(--ease-standard),
    color var(--dur-fast) var(--ease-standard);
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.972);
  transition-duration: 120ms;
}

.btn-primary {
  background-color: var(--color-cta-orange);
  color: #fff;
  box-shadow: var(--shadow-cta);
}

.btn-primary:hover {
  background-color: var(--color-cta-orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 16px 30px -8px rgba(242, 140, 40, 0.45);
}

.btn-secondary {
  background: transparent;
  color: var(--color-deep-black);
  border: 1px solid rgba(137, 113, 114, 0.35);
}

.btn-secondary:hover {
  background-color: var(--color-surface-container-low);
  border-color: rgba(137, 113, 114, 0.55);
  transform: translateY(-2px);
}

.btn-block {
  width: 100%;
}

.btn-inverse {
  background-color: #fff;
  color: var(--color-deep-black);
}

.btn-inverse:hover {
  background-color: var(--color-cta-orange);
  color: #fff;
  transform: translateY(-2px);
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 84px;
  background-color: var(--color-surface-container-lowest);
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.028;
  pointer-events: none;
  color: var(--color-primary);
}

.hero-watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60%;
  max-width: 620px;
  z-index: 0;
  opacity: 0.035;
  pointer-events: none;
  color: var(--color-primary);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 48px;
  align-items: center;
  padding-block: 48px;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 48px;
  }
  .hero-copy {
    grid-column: span 7;
  }
  .hero-visual {
    grid-column: span 5;
  }
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.hero-badge {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background-color: rgba(122, 31, 43, 0.05);
  border: 1px solid rgba(122, 31, 43, 0.1);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--fs-display-lg);
  font-weight: 700;
  line-height: 1.08;
  color: var(--color-deep-black);
  letter-spacing: -0.02em;
}

.hero-title em {
  font-style: italic;
  color: var(--color-primary);
}

.hero-subtitle {
  font-size: var(--fs-body-lg);
  color: var(--color-secondary);
  max-width: 42em;
  line-height: 1.65;
}

/* Línea de posicionamiento: complementa al texto descriptivo sin competir con
   el título (menor tamaño, sans-serif, con un acento breve). Se acerca al
   subtítulo para leerse como una misma unidad. */
.hero-tagline {
  align-self: flex-start;
  margin-top: -24px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: var(--fs-body-md);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.4;
}

.hero-tagline::before {
  content: "";
  flex-shrink: 0;
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background-color: var(--color-cta-orange);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 4px;
}

/* Botón secundario del Hero: más presencia frente al fondo claro (borde más
   definido + superficie neutra sutil), manteniéndolo por debajo del CTA
   naranja. Se limita al Hero para no alterar otros botones secundarios. */
.hero-actions .btn-secondary {
  background-color: var(--color-surface-container-low);
  border-color: rgba(17, 17, 17, 0.22);
  color: var(--color-deep-black);
}

.hero-actions .btn-secondary:hover {
  background-color: var(--color-surface-container);
  border-color: rgba(17, 17, 17, 0.4);
}

.hero-visual {
  position: relative;
}

.hero-visual-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-ambient-lg);
  aspect-ratio: 3 / 4;
  background: linear-gradient(160deg, #f1f1f1 0%, #e4e4e4 55%, #dcdcdc 100%);
  position: relative;
}

.hero-visual-frame svg {
  width: 100%;
  height: 100%;
}

.hero-float-card {
  display: none;
  position: absolute;
  bottom: -40px;
  left: -40px;
  max-width: 280px;
  padding: 32px;
  border-radius: var(--radius-md);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-ambient-lg);
  border: 1px solid rgba(220, 192, 192, 0.3);
}

@media (min-width: 1280px) {
  .hero-float-card {
    display: block;
  }
}

.hero-float-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-default);
  background-color: rgba(122, 31, 43, 0.1);
  color: var(--color-primary);
  margin-bottom: 12px;
}

.hero-float-card-icon svg {
  width: 20px;
  height: 20px;
}

.hero-float-card-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 12px;
}

.hero-float-card-text {
  font-size: 0.8125rem;
  color: var(--color-secondary);
  line-height: 1.6;
  font-weight: 500;
}

/* ==========================================================================
   Services / 6 Pillars
   ========================================================================== */
.services {
  background-color: #fff;
  border-block: 1px solid rgba(220, 192, 192, 0.2);
}

.section-intro {
  max-width: 46rem;
  margin-inline: auto;
  text-align: center;
  margin-bottom: 72px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.pillar-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 640px) {
  .pillar-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .pillar-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pillar-card {
  padding: 32px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(220, 192, 192, 0.4);
  background-color: var(--color-surface-container-lowest);
  opacity: 0;
  display: flex;
  flex-direction: column;
  transition: border-color 420ms var(--ease-premium),
    box-shadow 420ms var(--ease-premium),
    transform 420ms var(--ease-premium);
}

/* Enlace de ecosistema: lleva a la landing del servicio (parte natural de la
   tarjeta). Estilo de etiqueta técnica, coherente con los eyebrows del sitio. */
.pillar-link {
  margin-top: auto;
  padding-top: 22px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  text-decoration: none;
  transition: color 240ms var(--ease-premium);
}
.pillar-link svg {
  width: 15px;
  height: 15px;
  transition: transform 240ms var(--ease-premium);
}
.pillar-link:hover {
  color: #5c1420;
}
.pillar-link:hover svg {
  transform: translateX(3px);
}
/* Estado "próximamente" para las landings del ecosistema aún no publicadas. */
.pillar-link.is-soon {
  color: var(--color-secondary);
  opacity: 0.8;
  cursor: default;
}

@keyframes card-stagger-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Aparición de las tarjetas de Servicios al llegar a la sección durante el
   scroll: fade-up sutil y escalonado. Keyframe propio (no comparte el de las
   tarjetas de Empresas) para tunearlo sin afectar otras secciones.
   Solo anima opacity y transform (buen rendimiento) y respeta
   prefers-reduced-motion vía la regla global (animation-duration ~0). */
@keyframes pillar-rise {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal.is-visible .pillar-card {
  animation: pillar-rise 640ms var(--ease-premium) both;
}

.reveal.is-visible .pillar-card:nth-child(1) { animation-delay: 0ms; }
.reveal.is-visible .pillar-card:nth-child(2) { animation-delay: 60ms; }
.reveal.is-visible .pillar-card:nth-child(3) { animation-delay: 120ms; }
.reveal.is-visible .pillar-card:nth-child(4) { animation-delay: 180ms; }
.reveal.is-visible .pillar-card:nth-child(5) { animation-delay: 240ms; }
.reveal.is-visible .pillar-card:nth-child(6) { animation-delay: 300ms; }

.pillar-card:hover {
  border-color: rgba(122, 31, 43, 0.4);
  box-shadow: var(--shadow-ambient-md);
  transform: translateY(-6px);
}

.pillar-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-default);
  background-color: rgba(122, 31, 43, 0.05);
  color: var(--color-primary);
  margin-bottom: 24px;
  transition: transform 420ms var(--ease-premium), background-color 420ms var(--ease-premium);
}

.pillar-card:hover .pillar-icon {
  transform: scale(1.08);
  background-color: rgba(122, 31, 43, 0.09);
}

.pillar-icon svg {
  width: 26px;
  height: 26px;
}

.pillar-title {
  font-family: var(--font-display);
  font-size: var(--fs-headline-sm);
  font-weight: 600;
  color: var(--color-deep-black);
  margin-bottom: 16px;
}

.pillar-text {
  font-size: 0.875rem;
  color: var(--color-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.pillar-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pillar-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(122, 31, 43, 0.75);
}

.pillar-list svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Refinamiento "Servicios" — sección insignia
   Objetivo: que Servicios se lea como la sección más importante después del
   Hero, sin tocar tarjetas, iconos, colores ni estructura. Se trabaja solo
   con escala tipográfica, ritmo vertical y un motivo de marca muy tenue.
   Todo va ANIDADO bajo .services para no afectar a FAQ (que comparte
   .section-intro / .section-heading).
   -------------------------------------------------------------------------- */
.services {
  position: relative;
}

/* Jerarquía de 3 niveles: Hero (display) > Servicios > resto de secciones.
   El título de la sección insignia recibe una escala propia, mayor que la
   estándar (--fs-headline-md) pero por debajo del Hero. */
.services .section-heading {
  font-size: clamp(2rem, 1.5rem + 2vw, 3.05rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
}

/* Más aire alrededor del encabezado para separar mejor título y tarjetas. */
.services .section-intro {
  max-width: 52rem;
  margin-bottom: 84px;
}

/* Motivo de marca derivado del isotipo (barras ascendentes + línea de
   crecimiento con flecha), en el mismo lenguaje visual que el Hero.
   Extremadamente sutil: reforzar identidad, no decorar. */
.services::before {
  content: "";
  position: absolute;
  top: clamp(24px, 6vw, 88px);
  right: max(24px, 5vw);
  width: clamp(150px, 22vw, 300px);
  aspect-ratio: 260 / 200;
  background: url("data:image/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%20260%20200%27%20fill%3D%27none%27%20stroke%3D%27%237a1f2b%27%20stroke-width%3D%273%27%20stroke-linecap%3D%27round%27%20stroke-linejoin%3D%27round%27%3E%3Crect%20x%3D%2736%27%20y%3D%27150%27%20width%3D%2724%27%20height%3D%2734%27%20rx%3D%273%27%2F%3E%3Crect%20x%3D%2780%27%20y%3D%27120%27%20width%3D%2724%27%20height%3D%2764%27%20rx%3D%273%27%2F%3E%3Crect%20x%3D%27124%27%20y%3D%2792%27%20width%3D%2724%27%20height%3D%2792%27%20rx%3D%273%27%2F%3E%3Crect%20x%3D%27168%27%20y%3D%2762%27%20width%3D%2724%27%20height%3D%27122%27%20rx%3D%273%27%2F%3E%3Crect%20x%3D%27212%27%20y%3D%2730%27%20width%3D%2724%27%20height%3D%27154%27%20rx%3D%273%27%2F%3E%3Cpath%20d%3D%27M28%20168%20L232%2034%27%2F%3E%3Cpath%20d%3D%27M205%2034%20L232%2034%20L232%2061%27%2F%3E%3C%2Fsvg%3E") no-repeat center / contain;
  opacity: 0.05;
  z-index: 0;
  pointer-events: none;
}

/* El contenido queda por encima del motivo. */
.services > .container {
  position: relative;
  z-index: 1;
}

@media (min-width: 1024px) {
  .services {
    padding-block: 140px;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .services::before {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 900ms var(--ease-premium), transform 900ms var(--ease-premium);
  }
  .services.is-visible::before {
    opacity: 0.05;
    transform: translateY(0);
  }
}

/* ==========================================================================
   Diferenciadores
   ========================================================================== */
.differentiators {
  background-color: rgba(243, 243, 243, 0.4);
  position: relative;
  overflow: hidden;
}

.diff-grid {
  display: grid;
  gap: 64px;
  align-items: center;
}

@media (min-width: 1024px) {
  .diff-grid {
    grid-template-columns: 1fr 1fr;
    gap: 80px;
  }
}

.diff-heading {
  margin-top: 20px;
  margin-bottom: 24px;
  line-height: 1.3;
}

.diff-intro {
  font-size: var(--fs-body-lg);
  color: var(--color-secondary);
  line-height: 1.7;
  max-width: 34em;
  margin-bottom: 48px;
}

.diff-feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 480px) {
  .diff-feature-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.diff-feature {
  display: flex;
  flex-direction: column;
  gap: 14px;
  opacity: 0;
}

.reveal.is-visible .diff-feature {
  animation: card-stagger-in 560ms var(--ease-premium) both;
}

.reveal.is-visible .diff-feature:nth-child(1) { animation-delay: 0ms; }
.reveal.is-visible .diff-feature:nth-child(2) { animation-delay: 70ms; }
.reveal.is-visible .diff-feature:nth-child(3) { animation-delay: 140ms; }
.reveal.is-visible .diff-feature:nth-child(4) { animation-delay: 210ms; }

.diff-feature svg {
  width: 24px;
  height: 24px;
  color: var(--color-cta-orange-dark);
  transition: transform 320ms var(--ease-premium);
}

.diff-feature:hover svg {
  transform: scale(1.12) translateY(-2px);
}

.diff-feature h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-deep-black);
}

.diff-feature p {
  font-size: 0.875rem;
  color: var(--color-secondary);
  line-height: 1.65;
}

.diff-panel {
  position: relative;
}

.diff-panel-card {
  background-color: rgba(122, 31, 43, 0.05);
  border: 1px solid rgba(122, 31, 43, 0.1);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.diff-step {
  display: flex;
  align-items: center;
  gap: 24px;
}

.diff-step-num {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  box-shadow: var(--shadow-ambient-sm);
}

.diff-step h4 {
  font-weight: 700;
  color: var(--color-deep-black);
  margin-bottom: 4px;
}

.diff-step p {
  font-size: 0.875rem;
  color: var(--color-secondary);
}

.diff-decor {
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  background-color: rgba(242, 140, 40, 0.1);
  border-radius: var(--radius-full);
  filter: blur(70px);
  z-index: -1;
}

/* ==========================================================================
   Methodology
   ========================================================================== */
.methodology-heading {
  text-align: center;
  margin-bottom: 72px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}

/* Bajada introductoria (p. ej. explicación del Sistema DRM). */
.section-lead {
  max-width: 46rem;
  color: var(--color-secondary);
  font-size: 1.0625rem;
  line-height: 1.7;
}

/* Ecosistema DRM: aplicaciones del Sistema (enlaces a las landings). */
.methodology-apps {
  margin-top: 56px;
  text-align: center;
}
.methodology-apps-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 20px;
}
.methodology-apps-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.app-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(122, 31, 43, 0.2);
  background-color: rgba(122, 31, 43, 0.04);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  text-decoration: none;
  transition: background-color 240ms var(--ease-premium), border-color 240ms var(--ease-premium);
}
.app-link svg {
  width: 15px;
  height: 15px;
  transition: transform 240ms var(--ease-premium);
}
a.app-link:hover {
  background-color: rgba(122, 31, 43, 0.09);
  border-color: rgba(122, 31, 43, 0.4);
}
a.app-link:hover svg {
  transform: translateX(3px);
}
.app-link.is-soon {
  color: var(--color-secondary);
  border-color: rgba(0, 0, 0, 0.12);
  background-color: transparent;
  opacity: 0.75;
}

.methodology-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

@media (min-width: 768px) {
  .methodology-flow {
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
  }
}

.method-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-inline: 12px;
  position: relative;
}

@media (min-width: 768px) {
  .method-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 32px;
    left: 60%;
    width: 90%;
    height: 1px;
    background-color: var(--color-outline-variant);
    z-index: 0;
  }
}

.method-num {
  position: relative;
  z-index: 1;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background-color: #fff;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 24px;
  box-shadow: var(--shadow-ambient-sm);
}

.method-step.is-current .method-num {
  background-color: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-ambient-md);
}

.method-step h4 {
  font-weight: 700;
  color: var(--color-deep-black);
  margin-bottom: 8px;
}

.method-step p {
  font-size: 0.75rem;
  color: var(--color-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   Founder
   ========================================================================== */
.founder {
  background-color: rgba(243, 243, 243, 0.25);
  position: relative;
  overflow: hidden;
}

.founder-grid {
  display: flex;
  flex-direction: column;
  gap: 64px;
  align-items: center;
}

@media (min-width: 1024px) {
  .founder-grid {
    flex-direction: row;
    gap: 80px;
  }
}

.founder-visual {
  width: 100%;
  position: relative;
}

@media (min-width: 1024px) {
  .founder-visual {
    width: 38%;
    max-width: 300px;
  }
}

.founder-frame {
  position: relative;
}

.founder-frame picture {
  display: block;
}

.founder-frame-glow {
  position: absolute;
  inset: -16px;
  background-color: rgba(122, 31, 43, 0.05);
  border-radius: var(--radius-xl);
  z-index: -1;
  transition: background-color var(--dur-slow) var(--ease-standard);
}

.founder-frame:hover .founder-frame-glow {
  background-color: rgba(122, 31, 43, 0.1);
}

.founder-portrait {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-ambient-lg);
}

.founder-quote-card {
  margin-top: 20px;
  padding: 26px;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-ambient-md);
  border: 1px solid rgba(220, 192, 192, 0.3);
}

.founder-quote-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-deep-black);
  line-height: 1.3;
}

.founder-quote-card .role {
  font-size: 0.8125rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-top: 4px;
}

.founder-quote-card hr {
  border: none;
  border-top: 1px solid rgba(220, 192, 192, 0.3);
  margin: 14px 0;
}

.founder-quote-card blockquote {
  margin: 0;
  font-size: 0.76rem;
  color: var(--color-secondary);
  line-height: 1.6;
  font-style: italic;
}

.founder-content {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

@media (min-width: 1024px) {
  .founder-content {
    width: 62%;
  }
}

.founder-bio {
  display: flex;
  flex-direction: column;
  gap: 24px;
  font-size: var(--fs-body-lg);
  color: var(--color-secondary);
  line-height: 1.7;
}

/* Frase de cierre que refuerza confianza: leve énfasis, sin alterar el layout. */
.founder-commitment {
  font-weight: 600;
  color: var(--color-primary);
}

.founder-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 8px;
}

.founder-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  background-color: #fff;
  border: 1px solid rgba(220, 192, 192, 0.4);
  border-radius: var(--radius-default);
  box-shadow: var(--shadow-ambient-sm);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-deep-black);
  transition: transform 320ms var(--ease-premium), box-shadow 320ms var(--ease-premium);
}

.founder-badge:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-ambient-md);
}

.founder-badge svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

/* ==========================================================================
   DRM OS
   ========================================================================== */
.drm-os {
  background-color: var(--color-deep-black);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.drm-os-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 64px;
  align-items: center;
}

@media (min-width: 1024px) {
  .drm-os-grid {
    grid-template-columns: 1fr 1fr;
    gap: 96px;
  }
}

.drm-os-copy {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.drm-os-tag {
  display: inline-flex;
  align-self: flex-start;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background-color: rgba(122, 31, 43, 0.3);
  border: 1px solid rgba(122, 31, 43, 0.5);
  color: var(--color-primary-fixed-dim);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* Fila que agrupa la etiqueta con el badge discreto "En desarrollo". */
.drm-os-tagrow {
  display: flex;
  align-items: center;
  align-self: flex-start;
  flex-wrap: wrap;
  gap: 10px;
}

/* Badge discreto: comunica que DRM OS es parte de la visión, aún no el
   servicio principal. Tono apagado para no restar peso al negocio actual. */
.drm-os-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: rgba(255, 255, 255, 0.72);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.drm-os-title {
  font-family: var(--font-display);
  font-size: var(--fs-headline-md);
  font-weight: 700;
  line-height: 1.15;
}

.drm-os-brand {
  color: #ff8b92;
}

.drm-os-title em {
  font-style: italic;
  color: var(--color-primary-fixed-dim);
}

.drm-os-copy > p {
  font-size: var(--fs-body-lg);
  color: rgba(255, 255, 255, 0.7);
  max-width: 34em;
  line-height: 1.7;
}

.drm-os-feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.drm-os-feature {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.drm-os-feature svg {
  width: 30px;
  height: 30px;
  color: var(--color-cta-orange);
}

.drm-os-feature h4 {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.drm-os-feature p {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.65;
}

.drm-os-visual {
  position: relative;
}

.drm-os-panel {
  width: 100%;
  max-width: 36rem;
  background: linear-gradient(145deg, rgba(255,255,255,0.1), transparent);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(6px);
  box-shadow: var(--shadow-ambient-lg);
  position: relative;
  overflow: hidden;
}

.os-topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 22px;
}

.drm-os-dots {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.drm-os-dots span {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.4);
}

.drm-os-dots span:last-child {
  background-color: rgba(255, 255, 255, 0.2);
}

.os-tabs {
  display: none;
  align-items: center;
  gap: 4px;
  flex: 1;
}

@media (min-width: 480px) {
  .os-tabs {
    display: flex;
  }
}

.os-tab {
  font-size: 11px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.4);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.os-tab.is-active {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.08);
}

.os-live {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.45);
  flex-shrink: 0;
}

.os-live-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background-color: #7fd99a;
  box-shadow: 0 0 0 0 rgba(127, 217, 154, 0.6);
  animation: os-pulse 2.4s ease-out infinite;
}

@keyframes os-pulse {
  0% { box-shadow: 0 0 0 0 rgba(127, 217, 154, 0.5); }
  70% { box-shadow: 0 0 0 6px rgba(127, 217, 154, 0); }
  100% { box-shadow: 0 0 0 0 rgba(127, 217, 154, 0); }
}

.os-kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}

@media (min-width: 480px) {
  .os-kpi-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.os-kpi {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-default);
  padding: 12px 14px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.os-kpi-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
}

.os-kpi-value {
  font-size: 17px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.os-kpi-trend {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 10px;
  font-weight: 600;
}

.os-kpi-trend svg {
  width: 7px;
  height: 7px;
}

.os-kpi-trend.is-up {
  color: #7fd99a;
}

.os-kpi-trend.is-up svg {
  fill: #7fd99a;
}

.os-kpi-trend.is-down {
  color: #ff8b92;
}

.os-kpi-trend.is-down svg {
  fill: #ff8b92;
}

.os-sparkline {
  width: 100%;
  height: 18px;
  margin-top: 2px;
}

.os-sparkline polyline {
  fill: none;
  stroke: rgba(255, 255, 255, 0.3);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.os-main-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media (min-width: 640px) {
  .os-main-grid {
    grid-template-columns: 1.6fr 1fr;
  }
}

.os-card {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-default);
  padding: 16px;
}

.os-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 12px;
}

.os-legend {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 9px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.4);
  text-transform: none;
  letter-spacing: 0;
}

.os-legend .dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  display: inline-block;
  margin-left: 8px;
}

.os-legend .dot:first-child {
  margin-left: 0;
}

.dot-primary {
  background-color: #ff8b92;
}

.dot-muted {
  background-color: rgba(255, 255, 255, 0.35);
}

.os-chart {
  width: 100%;
  height: 130px;
  display: block;
}

.os-alerts-card {
  display: flex;
  flex-direction: column;
}

.os-alert-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.os-alert-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.alert-dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  margin-top: 5px;
  flex-shrink: 0;
}

.alert-dot.is-warning {
  background-color: #e8b74f;
}

.alert-dot.is-success {
  background-color: #7fd99a;
}

.alert-dot.is-info {
  background-color: #ff8b92;
}

.os-alert-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.os-alert-title {
  font-size: 11px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.4;
}

.os-alert-time {
  font-size: 9.5px;
  color: rgba(255, 255, 255, 0.35);
}

.drm-os-glow {
  position: absolute;
  bottom: -80px;
  right: -80px;
  width: 320px;
  height: 320px;
  background-color: rgba(122, 31, 43, 0.2);
  border-radius: var(--radius-full);
  filter: blur(120px);
  z-index: -1;
}

/* ==========================================================================
   Casos de Éxito
   ========================================================================== */
.cases {
  background-color: #fff;
}

.cases-heading-row {
  display: flex;
  flex-direction: column;
  gap: 24px;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 72px;
}

@media (min-width: 768px) {
  .cases-heading-row {
    flex-direction: row;
    align-items: flex-end;
  }
}

.cases-heading-row .lead {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cases-heading-row .note {
  color: var(--color-secondary);
  max-width: 28em;
  font-style: normal;
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* Línea de contexto discreta bajo el título de Empresas. */
.cases-subline {
  margin-top: 12px;
  color: var(--color-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  opacity: 0.55;
}

@media (min-width: 768px) {
  .cases-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.cases-grid--clients {
  opacity: 1;
}

@media (min-width: 1024px) {
  .cases-grid--clients {
    grid-template-columns: repeat(3, 1fr);
  }
}

.case-card {
  padding: 48px;
  border-radius: var(--radius-xl);
  border: 1.5px dashed rgba(220, 192, 192, 0.6);
  background-color: rgba(243, 243, 243, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 280px;
  gap: 16px;
}

.case-card--client {
  padding: 0;
  border: none;
  background: none;
  min-height: 0;
  height: 368px;
  perspective: 1600px;
  opacity: 0;
  cursor: pointer;
  border-radius: var(--radius-xl);
}

.case-card--client:focus-visible {
  outline: 2.5px solid var(--color-primary);
  outline-offset: 4px;
  border-radius: var(--radius-xl);
}

.reveal.is-visible .case-card--client {
  animation: card-stagger-in 560ms var(--ease-premium) both;
}

.reveal.is-visible .case-card--client:nth-child(1) { animation-delay: 0ms; }
.reveal.is-visible .case-card--client:nth-child(2) { animation-delay: 90ms; }
.reveal.is-visible .case-card--client:nth-child(3) { animation-delay: 180ms; }

.case-flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 700ms var(--ease-premium);
  transform-style: preserve-3d;
}

.case-card--client:focus-visible .case-flip-inner,
.case-card--client.is-flipped .case-flip-inner {
  transform: rotateY(180deg);
}

/* El giro por hover solo aplica a punteros de precisión (mouse). En pantallas
   táctiles el "hover pegajoso" mantenía la tarjeta girada tras un toque, por lo
   que en táctil el giro lo controla exclusivamente .is-flipped (toggle por JS). */
@media (hover: hover) and (pointer: fine) {
  .case-card--client:hover .case-flip-inner {
    transform: rotateY(180deg);
  }
}

.case-flip-front,
.case-flip-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(220, 192, 192, 0.4);
  background-color: var(--color-surface-container-lowest);
  box-shadow: var(--shadow-ambient-sm);
  padding: 32px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  transition: border-color 420ms var(--ease-premium), box-shadow 420ms var(--ease-premium);
}

.case-card--client:focus-visible .case-flip-front,
.case-card--client:focus-visible .case-flip-back,
.case-card--client.is-flipped .case-flip-front,
.case-card--client.is-flipped .case-flip-back {
  border-color: rgba(122, 31, 43, 0.4);
  box-shadow: var(--shadow-ambient-md);
}

@media (hover: hover) and (pointer: fine) {
  .case-card--client:hover .case-flip-front,
  .case-card--client:hover .case-flip-back {
    border-color: rgba(122, 31, 43, 0.4);
    box-shadow: var(--shadow-ambient-md);
  }
}

.case-flip-front {
  gap: 14px;
}

.case-flip-back {
  transform: rotateY(180deg);
  gap: 12px;
  overflow: hidden;
}

.case-flip-hint {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.case-flip-hint svg {
  width: 14px;
  height: 14px;
  transition: transform 320ms var(--ease-premium);
}

.case-card--client:focus-visible .case-flip-hint svg,
.case-card--client.is-flipped .case-flip-hint svg {
  transform: translateX(3px);
}

@media (hover: hover) and (pointer: fine) {
  .case-card--client:hover .case-flip-hint svg {
    transform: translateX(3px);
  }
}

.case-flip-back-title {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-deep-black);
  line-height: 1.3;
}

.case-flip-desc {
  color: var(--color-secondary);
  font-size: 0.78rem;
  line-height: 1.55;
}

.case-flip-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
}

.case-flip-label {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.case-flip-block ul {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.case-flip-block li {
  position: relative;
  padding-left: 12px;
  font-size: 0.76rem;
  line-height: 1.45;
  color: var(--color-secondary);
}

.case-flip-block li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 4px;
  height: 4px;
  border-radius: var(--radius-full);
  background-color: var(--color-cta-orange);
}

.case-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  width: 100%;
}

.case-client-name {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-deep-black);
  line-height: 1.35;
}

.case-client-title {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9375rem;
}

/* Rubro (sector) de la empresa en el frente de la tarjeta */
.case-client-sector {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background-color: rgba(122, 31, 43, 0.07);
  border: 1px solid rgba(122, 31, 43, 0.16);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

/* -------------------- Carrusel de empresas -------------------- */
.cases-carousel {
  position: relative;
}

/* Sin JS (progressive enhancement): los grupos se apilan y quedan todos
   visibles y accesibles. La lógica de carrusel se activa al añadir .is-ready. */
.cases-viewport {
  overflow: visible;
}

.cases-track {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.cases-slide {
  width: 100%;
}

.cases-dots {
  display: none;
}

/* Con JS activo */
.cases-carousel.is-ready .cases-viewport {
  overflow: hidden;
  padding: 10px;
  margin-inline: -10px;
}

.cases-carousel.is-ready .cases-track {
  flex-direction: row;
  gap: 0;
  transition: transform 640ms var(--ease-premium);
  will-change: transform;
  touch-action: pan-y;
}

.cases-carousel.is-ready .cases-slide {
  flex: 0 0 100%;
  min-width: 100%;
}

.cases-carousel.is-ready .cases-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 44px;
}

/* Cada grupo muestra dos tarjetas grandes; en móvil se apilan */
.cases-slide .cases-grid--clients {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .cases-slide .cases-grid--clients {
    grid-template-columns: 1fr 1fr;
  }
}

.cases-dot {
  width: 10px;
  height: 10px;
  padding: 0;
  border: none;
  border-radius: var(--radius-full);
  background-color: rgba(122, 31, 43, 0.18);
  cursor: pointer;
  transition: background-color var(--dur-standard) var(--ease-premium),
    width var(--dur-standard) var(--ease-premium);
}

.cases-dot:hover {
  background-color: rgba(122, 31, 43, 0.4);
}

.cases-dot.is-active {
  width: 28px;
  background-color: var(--color-primary);
}

.cases-dot:focus-visible {
  outline: 2.5px solid var(--color-primary);
  outline-offset: 3px;
}

/* ==========================================================================
   Contact
   ========================================================================== */
/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-list {
  max-width: 46rem;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  border: 1px solid rgba(220, 192, 192, 0.4);
  border-radius: var(--radius-md);
  background-color: var(--color-surface-container-lowest);
  padding: 6px 24px;
  transition: border-color 320ms var(--ease-premium), box-shadow 320ms var(--ease-premium);
}

.faq-item:hover {
  border-color: rgba(122, 31, 43, 0.35);
}

.faq-item[open] {
  border-color: rgba(122, 31, 43, 0.4);
  box-shadow: var(--shadow-ambient-sm);
}

.faq-question {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-block: 20px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-deep-black);
  -webkit-tap-highlight-color: transparent;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question:focus-visible {
  outline: 2.5px solid var(--color-primary);
  outline-offset: 4px;
  border-radius: 4px;
}

.faq-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform 320ms var(--ease-premium);
}

.faq-item[open] .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  margin: 0;
  padding-bottom: 22px;
  color: var(--color-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 40em;
}

@media (prefers-reduced-motion: no-preference) {
  .faq-answer {
    animation: faq-answer-in 320ms var(--ease-premium) both;
  }
}

@keyframes faq-answer-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.contact {
  background-color: rgba(243, 243, 243, 0.5);
}

.contact-panel {
  background-color: var(--color-deep-black);
  border-radius: 40px;
  overflow: hidden;
  box-shadow: var(--shadow-ambient-lg);
  display: flex;
  flex-direction: column;
}

@media (min-width: 1024px) {
  .contact-panel {
    flex-direction: row;
  }
}

.contact-info {
  padding: 48px 32px;
  background-color: var(--color-deep-black);
  position: relative;
  color: #fff;
}

@media (min-width: 1024px) {
  .contact-info {
    width: 50%;
    padding: 96px 80px;
  }
}

.contact-info-glow {
  position: absolute;
  inset: 0;
  opacity: 0.12;
  pointer-events: none;
  background: radial-gradient(circle at top right, rgba(122, 31, 43, 0.9), transparent 60%);
}

.contact-info-content {
  position: relative;
  z-index: 1;
}

.contact-info h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1.3rem + 2vw, 2.75rem);
  line-height: 1.25;
  color: #fff;
  margin-bottom: 28px;
}

.contact-info > .contact-info-content > p {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--fs-body-lg);
  line-height: 1.7;
  margin-bottom: 48px;
  max-width: 30em;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-channel {
  display: flex;
  align-items: center;
  gap: 20px;
}

.contact-channel-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard);
  flex-shrink: 0;
}

.contact-channel-icon svg {
  width: 20px;
  height: 20px;
}

.contact-channel-icon svg [fill="#128C7E"] {
  fill: currentColor;
}

.contact-channel:hover .contact-channel-icon {
  background-color: var(--color-cta-orange);
  border-color: var(--color-cta-orange);
  color: #fff;
}

.contact-channel-text {
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
  transition: color var(--dur-fast) var(--ease-standard);
}

.contact-channel:hover .contact-channel-text {
  color: #fff;
}

.contact-form-wrap {
  padding: 48px 32px;
  background-color: #fff;
}

@media (min-width: 1024px) {
  .contact-form-wrap {
    width: 50%;
    padding: 96px 80px;
  }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 480px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.form-field input,
.form-field textarea {
  width: 100%;
  background-color: var(--color-surface-container-lowest);
  border: 1px solid rgba(220, 192, 192, 0.4);
  border-radius: var(--radius-default);
  padding: 16px 20px;
  font-size: 0.9375rem;
  color: var(--color-on-surface);
  transition: border-color var(--dur-fast) var(--ease-standard), box-shadow var(--dur-fast) var(--ease-standard);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(95, 94, 94, 0.55);
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(122, 31, 43, 0.12);
}

.form-field input:invalid:not(:placeholder-shown),
.form-field textarea:invalid:not(:placeholder-shown) {
  border-color: var(--color-error);
}

.form-error {
  font-size: 0.75rem;
  color: var(--color-error);
  min-height: 1em;
}

.form-note {
  font-size: 10px;
  color: rgba(95, 94, 94, 0.6);
  text-align: center;
  font-style: italic;
}

.form-status {
  font-size: 0.8125rem;
  text-align: center;
  border-radius: var(--radius-default);
  padding: 12px;
  display: none;
}

.form-status.is-success {
  display: block;
  background-color: rgba(0, 50, 39, 0.06);
  color: var(--color-tertiary);
}

.form-status.is-error {
  display: block;
  background-color: rgba(186, 26, 26, 0.08);
  color: var(--color-error);
}

/* ==========================================================================
   WhatsApp flotante
   ========================================================================== */
.whatsapp-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background-color: #25d366;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 28px -6px rgba(37, 211, 102, 0.55);
  transition: transform var(--dur-fast) var(--ease-standard),
    box-shadow var(--dur-fast) var(--ease-standard);
}

.whatsapp-fab svg {
  width: 32px;
  height: 32px;
}

.whatsapp-fab:hover,
.whatsapp-fab:focus-visible {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 16px 34px -6px rgba(37, 211, 102, 0.65);
}

@media (max-width: 640px) {
  .whatsapp-fab {
    right: 16px;
    bottom: 16px;
    width: 54px;
    height: 54px;
  }

  .whatsapp-fab svg {
    width: 28px;
    height: 28px;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-surface-container-lowest);
  border-top: 1px solid rgba(220, 192, 192, 0.3);
  position: relative;
  overflow: hidden;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 64px;
  padding-block: 80px;
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

@media (min-width: 1024px) {
  .footer-inner {
    align-items: center;
  }
}

.footer-bottom {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(220, 192, 192, 0.25);
  padding-block: 28px;
}

.footer-closing {
  max-width: 46em;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: rgba(95, 94, 94, 0.9);
}

/* Aviso legal discreto al pie. Se mantiene sutil por el tamaño, con contraste
   suficiente (AA) sobre el fondo claro del footer. */
.footer-legal {
  margin-top: 14px;
  font-size: 0.75rem;
  line-height: 1.6;
  color: rgba(95, 94, 94, 0.9);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 24em;
}

.footer-brand .brand {
  gap: 12px;
}

.brand-logo--footer {
  height: 44px;
}

.footer-tagline {
  color: var(--color-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.footer-email {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: color var(--dur-fast) var(--ease-standard), transform 260ms var(--ease-premium);
}

.footer-email svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.footer-email:hover {
  color: var(--color-cta-orange-dark);
  transform: translateX(2px);
}

.footer-brand .copyright {
  font-size: 11px;
  color: rgba(95, 94, 94, 0.9);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

@media (min-width: 480px) {
  .footer-links {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-col span.heading {
  color: var(--color-deep-black);
  font-weight: 700;
  margin-bottom: 8px;
}

.footer-col a {
  color: var(--color-secondary);
  transition: color var(--dur-fast) var(--ease-standard);
}

.footer-col a:hover {
  color: var(--color-primary);
}

.footer-col--cta {
  justify-content: flex-start;
}

.footer-col a.footer-btn {
  color: #ffffff;
  text-transform: none;
  letter-spacing: normal;
  padding: 12px 22px;
  font-size: 0.8125rem;
  align-self: flex-start;
}

.footer-watermark {
  position: absolute;
  top: auto;
  left: auto;
  right: 5%;
  bottom: 0;
  width: clamp(150px, 18vw, 220px);
  height: auto;
  color: var(--color-primary);
  opacity: 0.035;
  z-index: 0;
  pointer-events: none;
}